package me.ymfs.springboot.guice.util;

public class StringUtils {

    public static final String EMPTY = "";
    public static final String ADD_SIGN = "+";
    public static final String MINUS_SIGN = "-";
    public static final String MUL_SIGN = "*";
    public static final String DIV_SIGN = "/";
    public static final String UNDER_LINE = "_";

}
